San Fernando in context: Street-network sprawl trends

San Fernando in context

4.85.66.47.2<19751976–19901991–20052006–2020SNDi of street additions
4.85.66.47.2<19751976–19901991–20052006–2020SNDi of entire street network
San FernandoLa Union (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with San Fernando plotted against La Union and Philippines. The SNDi of new construction in San Fernando peaked in 1991-2005, compared to La Union which rose steadily and Philippines which rose steadily. Most recently, San Fernando's incremental SNDi fell from 7.33 to 5.21 between 1991-2005 and 2006-2020. In terms of the aggregate network, San Fernando ranked 2nd out of 2 cities in La Union and 102nd out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
5.21
Rank in Philippines
36th of 114
Rank in La Union
1st of 2

Entire Network (Aggregate)

SNDi value
5.95
Rank in Philippines
102nd of 114
Rank in La Union
2nd of 2

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
San FernandoAlipurDhar

While Alipur and Dhar both built increasingly disconnected streets over time, San Fernando built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. Looking at the full network, Alipur and Dhar both became progressively more disconnected, while San Fernando grew more disconnected from 1975 through 1991-2005, then improved.